Downgrade hashbrown to version 0.11

rkyv-fix-metadata.diff

@@ -0,0 +1,11 @@
+--- rkyv-0.7.35/Cargo.toml	1970-01-01T00:00:01+00:00
++++ rkyv-0.7.35/Cargo.toml	2022-03-04T23:27:34.778905+00:00
+@@ -29,7 +29,7 @@
+ default-features = false
+ 
+ [dependencies.hashbrown]
+-version = "0.12"
++version = "0.11"
+ optional = true
+ 
+ [dependencies.indexmap]

rust-rkyv.spec

@@ -13,6 +13,9 @@ Summary:        Zero-copy deserialization framework for Rust
 License:        MIT
 URL:            https://crates.io/crates/rkyv
 Source:         %{crates_source}
+# Initial patched metadata
+# * Downgrade hashbrown to version 0.11
+Patch0:         rkyv-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}